Geometry ?
Surly Grappler 2026 geometry in sizes XS–XL: stack 585–660 mm, reach 381–458 mm, head angle 69.5°.
| XS | S | M | L | XL | |
|---|---|---|---|---|---|
| Stack | 585 mm | 604 mm | 623 mm | 641 mm | 660 mm |
| Reach | 381 mm | 405 mm | 420 mm | 444 mm | 458 mm |
| Head angle | 69.5° | 69.5° | 69.5° | 69.5° | 69.5° |
| Seat angle | 73° | 73° | 73° | 73° | 73° |
| Seat tube (c-t) | 316 mm | 386 mm | 437.2 mm | 488 mm | 539 mm |
| Head tube | 160 mm | 180 mm | 200 mm | 220 mm | 240 mm |
| Top tube (effective) | 560 mm | 590 mm | 610 mm | 640 mm | 660 mm |
| BB drop | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm |
| Chainstay | 425 mm | 425 mm | 425 mm | 425 mm | 425 mm |
| Wheelbase | 1057 mm | 1088 mm | 1109 mm | 1140 mm | 1162 mm |
| Standover | 719 mm | 762 mm | 795 mm | 829 mm | 862 mm |
| Fork length | 420 mm | 420 mm | 420 mm | 420 mm | 420 mm |
| Fork offset | 50 mm | 50 mm | 50 mm | 50 mm | 50 mm |
| Stock build by size | |||||
| Cranks | 170 mm | 170 mm | 175 mm | 175 mm | 175 mm |
| Stem | 60 mm | 60 mm | 60 mm | 60 mm | 60 mm |
| Bar width | 400 mm | 420 mm | 440 mm | 460 mm | 480 mm |
Source: surlybikes.com, checked 1 Nov 2026 · bar position: worked out from published data
An older model year in the archive with the same stack, reach and head angle: 2023. Source: surlybikes.com
Stock build
Grappler (microSHIFT ADVENT X) ≈ €1,839
- Groupset
- microSHIFT ADVENT, 1×10
- Shifters
- microSHIFT ADVENT, (SB-M100A)
- Cranks
- Samox, 32t
- Stem
- Promax DA-296, 31.8 mm
- Handlebar
- Salsa Cowchipper
- Seatpost
- TranzX YSP15, 30.9, 100 mm travel
- Saddle
- WTB Volt
- List price
- US$1,999 (surlybikes.com, 1 Nov 2026)
Source: surlybikes.com, checked 1 Nov 2026
Frames with similar geometry
Stack and reach within 12 mm of size XS (stack 585 / reach 381 mm).
Stack and reach within 12 mm of size S (stack 604 / reach 405 mm).
Stack and reach within 12 mm of size M (stack 623 / reach 420 mm).
Stack and reach within 12 mm of size L (stack 641 / reach 444 mm).
Stack and reach within 12 mm of size XL (stack 660 / reach 458 mm).
Spotted a mistake or a missing build? Let me know.
Are you the manufacturer, or do you sell this bike? I’m missing 1 value for this model’s stem and bars. Add them